User Manual

Rev: 04.18.2014
Page 2
Trailer Axle 8-12K Owners Manual FULL
TABLE OF CONTENTS
Introduction 4
Safety Information 4
Break-in Period for Electric Drum Brakes 5
Hubs/Drums/Bearings 5
Hub Removal 5
Brake Drum Inspection 6
Bearing Inspection 6
Bearing Lubrication - Grease 7
Seal Inspection and Replacement 8
Bearing Adjustment/Hub Replacement 8
Lubrication 9
Bearing Lubrication - Oil 9
Oil Cap and Oil Seal 9
Periodic Bearing Inspection 10
Spindle nut adjustment 10
Disc Brake Option 10
Disc Brake Pads 10
Disc Brake Caliper 10
Electric Brakes 11
How to Use Lippert Electric Brakes Properly 12
General Maintenance - Electric Brakes 12
Brake Adjustment 12
Lubricate Brakes 13
Clean and Inspect Brakes 13
Magnets 13
Shoes and Linings 14
Axle and Suspension Installation 14
Suspension Systems 14
Double-Eye Leaf Springs 15
Slipper Leaf Springs 15
Inspection 16
Suspension Replacement 17
Adjustable Spring Seats 17
Wheels 17
Wheel Selection 17
Torque Requirements 18
Tires 19
Introduction to Troubleshooting 20
Troubleshooting 20
Measuring Voltage 20
Troubleshooting Chart 21
Measuring Amperage 22
Amperage Chart 23